Smith, Patricia L. Instructional design / Patricia L. Smith, Tillman J. Ragan - 3rd ed. - Hoboken, N.J. : Wiley, c2005 - 383 p. : ill. Includes bibliographical references and indexes ISBN: 0471393533 Subjects--Topical Terms: INSTRUCTIONAL SYSTEMS--DESIGN LC Class. No.: LB1028.38 / S647I 2005